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Significant Customers, Concentrations of Credit Risk, and Geographic Information (Tables)

3 Months Ended

Mar. 31, 2025

Significant Customers, Concentrations of Credit Risk, and Geographic Information

Schedule of revenues from customers

​

​	​	​	​	​	​
​	​	Three Months Ended March 31,			​
​		2025		2024
Customer A		22	%	17	%
Customer B		*	%	16	%

*    Less than 10% of total revenues

Schedule of revenues by geographical area

​

​	​	​	​	​	​	​
​	​	Three Months Ended March 31,
​		2025			2024
​		(in thousands)
United States	​	$	1,102	​	$	1,445
Asia and Middle East	​		369	​	​	729
Europe and other	​		1,193	​	​	950
Revenue	​	$	2,664	​	$	3,124

Schedule of assets by geographical area

​

​	​	​	​	​	​	​
​		March 31,			December 31,
​		2025			2024
​		(in thousands)
United States	​	$	1,348	​	$	1,440
Europe	​	​	4,393	​	​	4,446
Asia	​		337	​	​	331
Total long-lived assets	​	$	6,078	​	$	6,217

​

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- Definition

Tabular disclosure of long-lived assets, excluding financial instruments, long-term customer relationships of a financial institution, mortgage rights, deferred policy acquisition costs, and deferred tax assets, by geographic areas located in the entity's country of domicile and foreign countries in which the entity holds assets.

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